Monthly Archives: October 2014

A Halloween Rhombicosidodecahedron

This Jack-o-Lantern picture was found with a Google image-search, and then I projected it onto a rhombicosidodecahedron, and created this rotating .gif file, using Stella 4d — a program available at Happy Halloween!

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A Rhombic Dodecahedron, Decorated with Curvy Tessellations

The faces of this polyhedron are decorated with the same type of curvy tessellation seen in the last post here, and it was created using Geometer’s Sketchpad and MS-Paint. Projecting these images onto the faces of this rhombic dodecahedron, in … Continue reading

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A Blue and Yellow Tessellation Made with Semicircles

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A Dozen Triangula

This dodecahedron is adorned with images of the Triangulum Galaxy. The plural of “Triangulum” is “Triangula,” is it not? Software credit:  this rotating image was created using Stella 4d: Polyhedron Navigator, which is available at

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On Mental Health: My Reasons for Letting the Sunshine In

There are quite a few posts on this blog on the subject of mental health, and they can be easily found by simply looking at that category, in the pull-down menu on the right side of your screen. In these … Continue reading

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On Life, and Death, in the Marvel Comics Universe

To write this, I did a lot of research, and had much help from friends. One of them, Craig Deaton, gave permission for his name to be used, but the others have not. I am grateful to them all. This … Continue reading

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What Is Art? Here’s Andy Warhol’s Answer.

Until finding this quote, I had no idea Andy Warhol was an economist.

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